Live Direct Marketing Variable Resolver API

The Variable Resolver API from Live Direct Marketing — 2 operation(s) for variable resolver.

Operations 2

Each operation below carries the questions people ask an LLM about it and the instructions they give an agent to run it. Generated by API Evangelist overlay

POST /api/variable-resolver/resolve Resolve template variables for a contact · Resolve contact context and variable map for templates #
Ask an LLM
“What values will my email template variables take for a specific contact?”
“Can I preview merge fields for a contact and recipient email?”
Tell an agent
Resolve template variables for contact {contactId}.
Resolve the variable map for contact {contactId} sending to {recipientEmail}.
GET /api/variable-resolver/available-variables List available template variables · List all available template variables (canonical — same source as… #
Ask an LLM
“Which merge variables can I use in my email templates?”
“What template variables are available for a given contact list or pipeline?”
Tell an agent
List all available template variables.
Show template variables available for contact list {contactListId}.

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This API
curl "https://apis.io/api/v1/apis/live-direct-marketing-online:live-direct-marketing-online-variable-resolver-api"
All apis
curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

live-direct-marketing-online-variable-resolver-api-openapi.yml Raw ↑
openapi: 3.2.0
info:
  title: LDM v3 Variable Resolver API
  description: 'Multi-tenant B2B outreach automation platform. Auth: JWT Bearer (15-min) or tenant API key (ldm_*) managed in CRM Settings → API Keys. All tenant-scoped endpoints require the X-Tenant-Id header.'
  version: 1.0.0
  contact: {}
servers:
- url: https://api.live-direct-marketing.online
  description: Production
- url: https://api.dev.live-direct-marketing.online
  description: Development
- url: http://127.0.0.1:3000
  description: Local
tags:
- name: Variable Resolver
paths:
  /api/variable-resolver/resolve:
    post:
      operationId: VariableResolverController_resolve
      parameters:
      - name: X-Tenant-Id
        in: header
        required: false
        schema:
          type: string
          format: uuid
        description: Tenant UUID — required for all tenant-scoped endpoints
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/ResolveVariablesDto'
      responses:
        '201':
          description: ''
      security:
      - jwt: []
      summary: Resolve contact context and variable map for templates
      tags:
      - Variable Resolver
  /api/variable-resolver/available-variables:
    get:
      operationId: VariableResolverController_getAvailableVariables
      parameters:
      - name: source
        required: false
        in: query
        description: Legacy single-source filter (use `sources` instead)
        schema:
          type: string
      - name: sources
        required: false
        in: query
        description: CSV of contactList,company,pipeline
        schema:
          type: string
      - name: contactListId
        required: false
        in: query
        schema:
          type: string
      - name: companyId
        required: false
        in: query
        schema:
          type: string
      - name: pipelineId
        required: false
        in: query
        schema:
          type: string
      - name: stageId
        required: false
        in: query
        schema:
          type: string
      - name: X-Tenant-Id
        in: header
        required: false
        schema:
          type: string
          format: uuid
        description: Tenant UUID — required for all tenant-scoped endpoints
      responses:
        '200':
          description: ''
      security:
      - jwt: []
      summary: List all available template variables (canonical — same source as…
      tags:
      - Variable Resolver
components:
  schemas:
    ResolveVariablesDto:
      type: object
      properties:
        contactId:
          type: string
        recipientEmail:
          type: string
      required:
      - contactId
  securitySchemes:
    jwt:
      scheme: bearer
      bearerFormat: JWT
      type: http
      description: JWT access token from /auth/login (Bearer <token>)
    tenant-api-key:
      scheme: bearer
      bearerFormat: JWT
      type: http
      description: Tenant API key (Bearer ldm_*) for MCP/A2A clients. Issued via CRM Settings → API Keys.
    rpa-service:
      scheme: bearer
      bearerFormat: JWT
      type: http
      description: Dedicated RPA service key. No tenant API-key or query-key authentication.